The risk of violating Article 45 of the Air Pollution Prevention and Control Law is mainly related to what components in compressed air?

A. Compressed air pure B. Low manufacturing cost C. Maintaining complex D. High energy consumption answer: A analysis: The main advantage of oil-free air compressors is that their compressed air is pure and oil-free, which is suitable for high purity requirements of compressed air…

A. Lubricating oil and oil filter need to be replaced regularly B. Short equipment life C. High energy consumption D. The oil content of compressed air is high. Answer: A Analysis: The oil injection air compressor requires regular replacement of lubricating oil and oil filter, which increases maintenance costs…

Answer: The screw and star wheel are designed for high efficiency and long life, with precise tolerances to ensure smooth operation.

A. Spraying and sandblasting operations B. Home use of C. Commercial places use D. Agricultural production uses answer: A. Spraying and sandblasting operations

A. Permanent magnet frequency conversion, centralized gas supply, energy management B. Home use, commercial use C. Oil and gas, construction, logistics D. Manufacturing, oil and gas, construction Answer: A. Permanent magnet frequency conversion, centralized power supply…